JPH0315147U - - Google Patents

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Publication number
JPH0315147U
JPH0315147U JP7341089U JP7341089U JPH0315147U JP H0315147 U JPH0315147 U JP H0315147U JP 7341089 U JP7341089 U JP 7341089U JP 7341089 U JP7341089 U JP 7341089U JP H0315147 U JPH0315147 U JP H0315147U
Authority
JP
Japan
Prior art keywords
heat generating
generating element
drive circuit
thermal head
pulse
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7341089U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP7341089U priority Critical patent/JPH0315147U/ja
Publication of JPH0315147U publication Critical patent/JPH0315147U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案に係るサーマルヘツドの一実施
例を示す回路図、第2図は従来例の印字濃度分布
図、第3図は第1図の実施例の印字濃度分布図で
ある。 R〜RN…発熱素子、R…抵抗素子、1…駆
動用IC(駆動回路)。

Claims (1)

  1. 【実用新案登録請求の範囲】 発熱素子と、 所定幅のパルスを印加して上記発熱素子を駆動
    させる駆動回路とを有するサーマルヘツドにおい
    て、 上記発熱素子の近傍に上記発熱素子と同一工程
    で且つ同一材質で形成された抵抗素子を備え、 上記駆動回路が、上記抵抗素子の抵抗値に基づ
    き上記発熱素子に印加されるパルス幅を設定する
    ことを特徴とするサーマルヘツド。
JP7341089U 1989-06-22 1989-06-22 Pending JPH0315147U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7341089U JPH0315147U (ja) 1989-06-22 1989-06-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7341089U JPH0315147U (ja) 1989-06-22 1989-06-22

Publications (1)

Publication Number Publication Date
JPH0315147U true JPH0315147U (ja) 1991-02-15

Family

ID=31612202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7341089U Pending JPH0315147U (ja) 1989-06-22 1989-06-22

Country Status (1)

Country Link
JP (1) JPH0315147U (ja)

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